---
title: "cURL Builder"
publishedAt: "2025-11-10"
author: "Maximilian Kaske"
description: "An online curl command line builder. Generate curl commands to test your API endpoints."
category: "Product"
---

## What is cURL?

cURL (Client URL) is a command-line tool and library for transferring data with URLs. It supports various protocols like HTTP, HTTPS, FTP, and more, making it a versatile choice for testing APIs, downloading files, or performing network tasks. Its simplicity and power come from the ability to execute complex operations through straightforward commands.

cURL is available on most operating systems, including Linux, macOS, and Windows.
